Mitsubishi Electric MSZ-WR09NA Service Manual

Outdoor unit service manual
MUZ-WR•NA Series (OBH819)
PARTS CATALOG (OBB818)
MSZ-WR24NA
INDOOR UNIT
SERVICE MANUAL
INDOOR UNIT
Models
MSZ-WR09NA
-
U1
,
U2
MSZ-WR12NA
-
U1
,
U2
MSZ-WR18NA
-
U1
MSZ-WR24NA
-
U1
CONTENTS
1. TECHNICAL CHANGES
· ·······························
2
2. PART NAMES AND FUNCTIONS ··················3
3. SPECIFICATION ········································5
4. OUTLINES AND DIMENSIONS ·····················7
5. WIRING DIAGRAM ·····································8
6. REFRIGERANT SYSTEM DIAGRAM ···········10
7. SERVICE FUNCTIONS ······························11
8. MICROPROCESSOR CONTROL ················13
9. TROUBLESHOOTING ······························· 17
10. DISASSEMBLY INSTRUCTIONS ·················32
No. OBH818
REVISED EDITION-C
OBH818 REVISED EDITION-B is void.
Revision C:
• MSZ-WR09/12NA -
U2
have been added.

Mitsubishi Electric MSZ-WR09NA Specifications

General

Category	Air Conditioner
Brand	Mitsubishi Electric
Model	MSZ-WR09NA
Cooling Capacity	9, 000 BTU
Power Supply	208/230V, 1-Phase, 60Hz
Refrigerant	R410A
Indoor Unit Weight	24 lbs
Outdoor Unit Weight	60 lbs
Operating Temperature (Cooling)	14°F to 115°F
Type	Split System
Heating Capacity	10, 000 BTU
Seasonal Energy Efficiency Ratio (SEER)	22.0
HSPF (Heating)	10.0
Operating Temperature (Heating)	75°F